{"id":"GHSA-xhm9-gwgw-3q2q","revision":"cb773db97fd3453a97fdd3dfcb032e57","records":[{"revision":"cb773db97fd3453a97fdd3dfcb032e57","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-xhm9-gwgw-3q2q","aliases":["CVE-2026-105864"],"title":"@payloadcms/plugin-multi-tenant has a cross-tenant create issue","description":"### Impact\nAn authenticated user limited to one tenant could create a record in another tenant. This requires the multi-tenant plugin with at least one tenant-enabled collection.\n\nReads and direct edits to an existing target-tenant document were not bypassed.\n\nYou are affected if:\n- You are using @payloadcms/plugin-multi-tenant\n\n### Patches\nUsers should upgrade Payload packages to `>= 3.90.0` or `>= 4.0.0-canary.34`.\n\n### Workarounds\nYou can add access control with `accessResultOverride` on the multi-tenant collection config to ensure a user has access to the tenant before creating.","state":0,"publishedAt":"2026-10-07T20:29:27+00:00","modifiedAt":"2026-10-07T20:45:07.2368901+00:00","affected":[{"ecosystem":"npm","name":"@payloadcms/plugin-multi-tenant","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"3.90.0"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"@payloadcms/plugin-multi-tenant","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"4.0.0-canary.0"},{"kind":"fixed","version":"4.0.0-canary.34"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/payloadcms/payload/security/advisories/GHSA-xhm9-gwgw-3q2q","https://nvd.nist.gov/vuln/detail/CVE-2026-105864","https://github.com/payloadcms/payload/commit/b8fc06a18afb6974dc07f95ac1e541c716e5926b","https://github.com/payloadcms/payload","https://github.com/payloadcms/payload/releases/tag/v3.90.0"],"sourceUrl":"https://github.com/advisories/GHSA-xhm9-gwgw-3q2q","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-xhm9-gwgw-3q2q","identifiers":["GHSA-xhm9-gwgw-3q2q","CVE-2026-105864"]},"retained":false,"historicalAffected":[]}],"coverage":[]}